<template>
  <div class="dashboard-container">
    <div class="app-container">
      <!-- 靠右的按钮 -->
      <page-tools>
        <template v-slot:after>
          <el-button
            type="primary"
            size="small"
            @click="addPermission('1', 1)"
          >添加权限</el-button>
        </template>
      </page-tools>
      <!-- 表格 -->
      <el-table :data="list" border="" row-key="id">
        <el-table-column label="名称" prop="name" />
        <el-table-column label="标识" prop="code" />
        <el-table-column label="描述" prop="description" />
        <el-table-column label="操作">
          <template slot-scope="{ row }">
            <el-button
              v-if="row.type === 1"
              type="text"
              @click="addPermission(row.id, 2)"
            >添加</el-button>
            <el-button
              type="text"
              @click="editPermission(row.id)"
            >编辑</el-button>
            <el-button type="text" @click="delPermission(row.id)">
              删除</el-button>
          </template>
        </el-table-column>
      </el-table>
      <!-- 权限弹层 -->
      <el-dialog
        v-bind="$attrs"
        title="添加权限"
        :visible="showDialog"
        v-on="$listeners"
        @open="onOpen"
        @close="onClose"
      >
        <el-form
          ref="perForm"
          :model="formData"
          :rules="rules"
          size="medium"
          label-width="120px"
          label-position="left"
        >
          <el-form-item label="权限名称" prop="name">
            <el-input
              v-model="formData.name"
              placeholder="请输入权限名称"
              clearable
              :style="{ width: '100%' }"
            />
          </el-form-item>
          <el-form-item label="权限标识" prop="code">
            <el-input
              v-model="formData.code"
              placeholder="请输入权限标识"
              clearable
              :style="{ width: '100%' }"
            />
          </el-form-item>
          <el-form-item label="权限描述">
            <el-input
              v-model="formData.description"
              type="textarea"
              placeholder="请输入权限描述"
              :autosize="{ minRows: 4, maxRows: 4 }"
              :style="{ width: '100%' }"
            />
          </el-form-item>
          <el-form-item label="开启" prop="enVisible" required>
            <el-switch
              v-model="formData.enVisible"
              active-value="1"
              inactive-value="0"
            />
          </el-form-item>
        </el-form>
        <div slot="footer">
          <el-button @click="close">取消</el-button>
          <el-button type="primary" @click="handelConfirm">确定</el-button>
        </div>
      </el-dialog>
    </div>
  </div>
</template>

<script>
import {
  addPermission,
  delPermission,
  getPermissionDetail,
  getPermissionList,
  updatePermission
} from '@/api/permission'
import { transListToTreeData } from '@/utils'
export default {
  data() {
    return {
      list: [],
      formData: {
        name: '', // 名称
        code: '', // 标识
        description: '', // 描述
        type: '', // 类型 该类型 不需要显示 因为点击添加的时候已经知道类型了
        pid: '', // 因为做的是树 需要知道添加到哪个节点下了
        enVisible: '0' // 开启
      },
      rules: {
        name: [
          { required: true, message: '权限名称不能为空', trigger: 'blur' }
        ],
        code: [
          { required: true, message: '权限标识不能为空', trigger: 'blur' }
        ]
      },
      showDialog: false
    }
  },
  computed: {
    showText() {
      return this.formData.id ? '编辑' : '新增'
    }
  },
  created() {
    this.getPermissionList()
  },
  methods: {
    async getPermissionList() {
      this.list = transListToTreeData(await getPermissionList(), '1')
    },
    onOpen() {},
    onClose() {
      this.showDialog = false
      this.$refs['perForm'].resetFields()
      // 重置表单数据
      this.formData = this.$options.data().formData
    },
    close() {
      // this.$emit('update:visible', false)
      this.showDialog = false
      // 重置表单效验
      this.$refs['perForm'].resetFields()
      // 重置表单数据
      this.formData = this.$options.data().formData
    },
    handelConfirm() {
      // 效验表单数据
      this.$refs['perForm'].validate(async(valid) => {
        if (!valid) return
        // 发请求
        console.log(this.formData)
        if (this.formData.id) {
          // 如果 存在 id 那么就是从服务端获取过来的数据
          await updatePermission(this.formData)
        } else {
          await addPermission(this.formData)
        }
        // 提示操作成功
        this.$message.success('操作成功')
        // 刷新列表
        this.getPermissionList()
        this.close()
      })
    },
    // 添加按钮
    addPermission(id, type) {
      // console.log(id, type)
      this.formData.pid = id
      this.formData.type = type
      // 打开弹窗，添加权限
      this.showDialog = true
    },
    // 编辑按钮
    async editPermission(id) {
      // console.log(id)
      const res = await getPermissionDetail(id)
      // console.log(res)
      this.formData = res
      this.showDialog = true
    },
    // 删除按钮
    delPermission(id) {
      // console.log(id)
      this.$confirm('确认删除嘛？', '提示消息', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning',
        callback: async(action) => {
          if (action === 'cancel') {
            return this.$message.success('取消成功')
          } else {
            await delPermission(id)
            // console.log('shem1')
            this.$message.success('删除成功')
            return this.getPermissionList()
          }
        }
      })
    }
  }
}
</script>

<style lang="scss" scoped>
</style>
